Quick Answer: The Bissell Big Green Machine Professional (86T3) is a $429.99 pro-grade upright carpet cleaner built on the same commercial platform behind Bissell’s rental kiosks, with an 8-Row XL DirtLifter PowerBrush, dual 1.75-gallon tanks, and a 10.5-inch cleaning path. At 42 lbs it’s by far the heaviest machine this site covers, but it also carries the highest customer rating — 4.8 out of 5 stars across 2,086 reviews on Bissell.com — and a 5-year limited warranty. It’s the pick for large homes and heavy, recurring deep cleans, not for apartments or occasional spot jobs.

Bissell built its rental business on this platform, then started selling it outright. Here’s what the 86T3 actually delivers for $429.99, and who should spend the extra money over a standard upright.

Big Green, by the numbers

What’s good

StrengthWhy it matters
8-Row XL DirtLifter PowerBrushWider, denser brush contact than any residential upright on this site — built for ground-in soil, not surface dirt
10.5" cleaning path + 1.75-gal dual tanksCovers more floor per pass and per tank fill than a standard upright, cutting refill trips on large rooms
4.8/5 across 2,086 reviewsHighest customer rating of any machine this site has reviewed, per Bissell.com
3x 8-oz PRO MAX formula includedMore trial solution in the box than the budget TurboClean Pet's two bottles

What’s not

Full specs

SpecBissell Big Green Machine Professional (86T3)
Price (verified 2026-08-09)$429.99 (Bissell.com)
Rating4.8/5 stars, 2,086 reviews (Bissell.com)
Weight42 lbs
Cord / hose25 ft cord, 9 ft hose
Tank capacity1.75 gal (clean and dirty water, separate tanks)
Cleaning path10.5 in, 8-Row XL DirtLifter PowerBrush
Warranty5 years (limited)
Included accessories6" Tough Stain Tool, three 8-oz PRO MAX Clean + Protect Formula bottles
Best forLarge homes and heavy, recurring deep cleans

Bissell Big Green Machine Professional Carpet Cleaner (86T3)

$429.99 · 42 lbs · 4.8/5 stars (2,086 reviews)
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Who should buy it

Buy the Big Green if you deep-clean a large home regularly, manage a rental turnover, or want rental-kiosk-grade suction without the drive to the grocery store and back. Its 4.8/5 rating and 2,086 reviews — the highest of any machine this site covers — back up that it holds up to repeated heavy use, and the 5-year warranty matches Bissell’s most premium consumer coverage. It’s also the machine our best carpet cleaner for high-traffic areas guide recommends for the heaviest daily wear.

Skip it if you live in an apartment, only need spot and stain cleanup, or want a machine you can carry between floors — the ProHeat 2X Revolution Pet Pro Plus covers most households at less than half the weight and price, and the Little Green Max Pet handles spots and stairs at a fraction of both.

The bottom line

The Bissell Big Green delivers what its $429.99 price and 42-lb frame promise: the widest, most aggressive cleaning path and the highest customer rating of any machine this site has reviewed. It’s not the right choice for small spaces or occasional use, but for large homes and recurring deep cleans it’s rental-kiosk power without the rental trip. See our best Bissell carpet cleaner guide for how it stacks up against the rest of the lineup, or our best carpet extractor guide if you need something even more commercial-grade. Still weighing renting instead? See our Bissell Big Green vs Rug Doctor breakeven comparison.